photoshop isn't working

1st - Photoshop File Error https://helpx.adobe.com/photoshop/kb/known-issues.html#ProgramErroropeningfiles

2nd - When you ask a question you need to provide some basic information
-Forum quick start https://community.adobe.com/t5/Community-Help/ASK-Forum-Success-Guide-Efficiently-using-the-forums/td-p/4791542
-https://community.adobe.com/t5/Get-Started/Questions-you-need-to-answer-to-receive-better-help/td-p/6199470
-https://community.adobe.com/t5/get-started/how-to-post-and-get-your-issue-resolved-or-what-do-you-need-to-know-to-solve-my-issue/td-p/11178657?page=1

Hi

What's not working about it, what exact version of Photoshop and operating system do you have